Borolanite and Hornfels Definition

Definition of Borolanite and Hornfels

The general Borolanite and Hornfels definition can be stated as: Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix. On the other hand, Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. Along with definition of Borolanite and Hornfels, get to know about Properties of Borolanite and Hornfels. Get to know more information about Borolanite and Hornfels origin and discoverer, etymology and class.

History of Borolanite and Hornfels

The history of Borolanite and Hornfels gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Borolanite and Hornfels Origin and Discoverer

Borolanite and Hornfels definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Borolanite and Hornfels. In this section, you will know about Borolanite and Hornfels Origin and Discoverer. Origin of Borolanite is Scotland whereas Origin of Hornfels is New Zealand. It is interesting to know the name of Borolanite and Hornfels discoverer. The discoverer of Borolanite and Hornfels are Unknown.

Etymology of Borolanite and Hornfels

Along with Borolanite and Hornfels definition, know more about the etymology of Borolanite and Hornfels. Etymology of Borolanite and Hornfels gives information about origin and formation of a particular rock. Know more about Formation of Borolanite and Formation of Hornfels. The etymology of Borolanite is From Alkalic Igneous complex near Loch Borralan in northwest Scotland while that of Hornfels is From Alkalic Igneous complex near Loch Borralan in northwest Scotland. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Borolanite belongs to Igneous Rocks while Hornfels belongs to Metamorphic Rocks. The sub-class, group and other categories of Borolanite and Hornfels are listed below.

For Borolanite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Fine grained rock and Opaque rock

For Hornfels,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock